1. The act driving forward or away; the act or process of propelling; as, steam propulsion.
2. An impelling act or movement. God works in all things; all obey His first propulsion. Whittier.
PROPULSIVE
Pro*pul"sive, a.
Defn: Tending, or having power, to propel; driving on; urging. "[The] propulsive movement of the verse." Coleridge.
PROPULSORY
Pro*pul"so*ry, a.
Defn: Propulsive.
PROPYL
Pro"pyl, n. Etym: [Propionic + -yl.] (Chem.)
Defn: The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds.
PROPYLAEUM
Prop`y*læ"um, n.; pl. Propylæa. Etym: [L., fr. Gr. (Anc. Classical
Arch.)
Defn: Any court or vestibule before a building or leading into any inclosure.